AM Massadeh, NH Al-Rawi and MT Fayyad: planned and designed the study. MT Fayyad: collected the samples and performed the experiments. AM Massadeh and NH Al-Rawi: supervised the whole work. AM Massadeh, MT Fayyad, MI Al-Farras, AM Shoter and SA Massadeh: reviewed the literature survey, AM Massadeh and MT Fayyad: prepared the first draft of the manuscript. AM Massadeh, NH Al-Rawi, MT Fayyad, AM Shotar, MI Al-Farras and SA Massadeh: read and approved the final manuscript.